Sodium Tripolyphosphate(STPP)

Specifications:

1.Properties
White microdot powder with luster, melting point at 622 o C, easily soluble in water,

with remarkable chelating ability to some metal ions such as Ca 2+, Mg 2+, can soften

hard water, change suspension into solution, slightly alkaline, without causticity.
2.Usage
Used as main auxiliary of synthetic wash, soap synergistic agent, water softener,

leather pre-tanning agent, dye auxiliary agent, and dispersant of suspension

such as paint, kaolin, magnesium oxide, calcium carbonate drilling mud, preservative

agent for paper making, organic synthesis catalyzer, and used in epuration of

petroleum product, gum latex storage, as dispersant, solvent in metal industry and

pharmaceutical industry, also widely used in gum synthesis, foodstuff industry,

and poultry process.
3.Specifications

ITEM	INDEX
ITEM	TECH. GRADE
Na5P3O10 (%):	94Min
P2O5 (%):	57 Min
water Insoluble (%):	0.10Max
Ph (1% solution):	9.2-10
Whiteness(%):	90Min
Bulk Density (g/ cm3)	0.7-0.8
Finess ; Passing through 1mm Mesh	95 Min
Arsenic (As) (%):	N
Heavy Metal (As Pb) (%):	N
Fluoride(F) (%):	N

4.Packing

We use the kraft paper bags,25kg per bag.To meet your special

requirements for packing

Company Information

Tianjin Chengmai Import and Export Trading Co, Ltd is located in Tianjin city, China, near to Xin port. The main products include electrolytic copper, copper wire, copper rod, aluminum ingot, aluminum alloy bar, aluminum alloy ingot, lead ingot, tin ingot, zinc ingot, zinc alloy and rubber products. After years of research on the global market, we have established stable cooperation relationship with a lot of countries. Tianjin Chengmai owns workshops with annual production capacity of more than 100000 tons, the products have obtained ISO9002 quality system certification and CCC certification. The professional working team always provide customers excellent service.

FAQ

Q: Can I get product's sample before I sign the contract?
A: For samples, 0.5 KG is available for quality check and market test, delivery time within 3 working days.

Q:What is your terms of delivery?
A:We accept FOB, CFR, CIF, etc. You can choose the most convenient way for you.

Q: What about your payment term?
A: Usually T/T 30% deposit and 70% against copy of bl or T/T 40% deposit and 60% L/C.

Q: What about your delivery date in normal conditions?
A: We send the cargo within 5 working days after receiving deposit, and usually within 50 days arrives to your appointment port.

Q: what is your ability?
A: For waste copper wire, annual output is 30000 tons. The annual output of aluminum ingot is 80000 tons. The annual output of zinc ingot is about 50000 tons.

Q: how is your product packaging?
A: usually according to the customer's requirements. Commonly used packaging information: small bundle, large bulk packaging, some sizes with plastic cover to protect both ends, seaworthy packaging.

Q: what are your main markets and customers?
A: we are an export company specializing in production and processing, capable of production and international trade. For all
customers who are looking for high quality products all over the world.

Q: if there is a quality problem with the product, what will you do?
A: we will be responsible for all quality problems to the end.

Q: how can I get an accurate price / quotation from you?
A: please tell us your product demand and the product you are looking for. We will send you the the most cheap quotation as soon as possible.